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Doctor insights on:
Overheating

Overheating (Overview)

Allowing your body temperature to rise above 101 degrees F during pregnancy may increase the risk of a development abnormality in a developing baby. The risk is greatest during the first trimester. Adults who are not pregnant develop heat emergencies only when their body temperatures rise above 104 degrees F.

1

Is possible:
To overheat with exercise when pregnant. Some ideas to help avoid getting overheated: drink plenty of fluids, don't exercise if you already feel hot, decrease the intensity of your exercise and rest if you feel hot or dizzy or lightheaded.
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Overheating (Overview)

Allowing your body temperature to rise above 101 degrees F during pregnancy may increase the risk of a development abnormality in a developing baby. The risk is greatest during the first trimester. Adults who are not pregnant develop heat emergencies only when their body temperatures rise above 104 degrees F.

3

Stages of illness:
These are names associated with "heat injury".
Cramps are painful tightening of muscles, usually the calves.Exhaustion may lead to fainting.Heat "stroke" , the most dangerous of heat injuries, may lead to death if not treated rapidly with cooling and hydration.All are best treated with shade, cooling and fluids asap.
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4

Passing out:
Syncope is a generic term for passing out. Alot of things can cause it, some serious, some not so serious.
So heat syncope would be, passing out due to the heat.
Stay well hydrated!
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5

Yes:
Really hot showers can actually be dangerous if you are pregnant or have blood pressure problems. They can cause your skin blood vessels to dilate to try and cool you down. This will divert blood from your brain to your skin and can make you dizzy to the extent that you might faint. The main therapeutic effects of hot showers are that they make you feel better, so do what works for you.
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Quickly:
Heat exhaustion usually develops over the period of days when exposed high temperatures and dehydration. It can progress to heat stroke quite rapidly (minutes to hours). Heat stroke is an emergency and 911 should be called right away for urgent medical care.
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8

Heat:
Excessive heat can cause heat rash, nausea, anxiety. It usually does not cause vomiting unless severe heat. How much vomiting did you have? Any fevers? Let us know to be sure it is not something more serious. In meantime, stay indoors in AC area.
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9

Can be circulation.:
This can be due to circulation difficulty, or it might be a symptom of hypothyroidism or vasculitis. There are vasospastic disorders, like raynaud's phenominon, that are triggered by cold exposure, with blanching, cyanosis, and redness, so the extremities must be kept warm. It would be a good idea to keep your feet warm anyway. It would be wise at this point to see your doctor and get tested.
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10

See doctor...:
It sounds like you have an infection of some sort. See your doctor to get diagnosed and treated. If you have shortness of breath, go to the er asap. Possible diagnoses include acute bronchitis, pneumonia or even tb, depending on other symptoms present and the result of tests like lab work, chest x-ray, etc. See your doctor asap!
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11

Clarify:
Hot water can burn. In the house with small children it is recommended to have the thermostat on the hot water heater decreased to 120 degrees to prevent burns. This prevents burns. Don't jut get in a tub of hot water if you haven't tested to see how hot it is. Basically common sense.
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14

Prevention:
Keep well hydrated: water/sports drinks/juices; avoid alcohol & caffeinated drinks. Use air conditioning when heat & humidity are high (high heat index); if you don't have it, go to places that do (movie theatres/malls/shopping centers). Check with your doc as to which meds (if any) might predispose you to heat-related illness (due to interference with self-cooling mechanism).
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18

?virus:
These symptoms are consistent with an early viral infection which may localize to the respiratory or gastrointestinal tract in the next day or two. Keep your resistance up with rest,adequate fluid intake and use of Tylenol (acetaminophen) to relieve aches and pains or fever which often appears. See your physician if symptoms worsen instead of showing gradual improvement.
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Usually not...:
It's possible for anyone to catch a cold, especially in the winter months, but that is not related to being in cold air or playing outside building a snowman. Colds are caused by a variety of viruses. In a few cases, cold temperature can kill a person (if one gets lost in the woods while skiing, if one falls into the cold ocean, etc...).
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Normal body temperature is 98.6 degrees. Temperatures below that would be called hypothermia, and temperatures greater than that hyperthermia. Low grade temperatures are not always a concern, but temperatures greater than 101.5 are usually considered to warrant investigation.
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